/******************************************************************************
 * SAGE - Scalable Adaptive Graphics Environment
 *
 * Module: wavConverter.h
 * Author : Hyejung Hur
 * 
 * Copyright (C) 2004 Electronic Visualization Laboratory,
 * University of Illinois at Chicago
 *
 * This library is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation; either Version 2.1 of the License, or
 * (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
 * License for more details.
 *
 * You should have received a copy of the GNU Lesser Public License along
 * with this library; if not, write to the Free Software Foundation, Inc.,
 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 *
 * Direct questions, comments etc about SAGE to bijeong@evl.uic.edu or 
 * http://www.evl.uic.edu/cavern/forum/
 *
 ***************************************************************************************************************************/

#ifndef WAV_CONVERTER_H
#define WAV_CONVERTER_H

#include "audioConverter.h"

class wavConverter : public audioConverter 
{
public:
	wavConverter();
	virtual ~wavConverter();

	virtual int readHeader(int& nchan, long& samrate, int& nframes, sageSampleFmt& fmt);
	virtual int writeHeader(int nchan, long samrate, int nframes, int bits);	
		
	/** Reads and returns at most n frames of audio, as a string of bytes */
	virtual int readFrames(void* frames);

	/** Write n frames of audio, as a string of bytes */
	virtual int writeFrames(void* frames);
	
	/** ewind the file pointer to the beginning of the audio stream */ 
	virtual void begin();
	
	virtual void close();	

protected:

}; 

#endif
